CN217182215U - Fuel cell system of integrated battery - Google Patents
Fuel cell system of integrated battery Download PDFInfo
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- CN217182215U CN217182215U CN202220904491.2U CN202220904491U CN217182215U CN 217182215 U CN217182215 U CN 217182215U CN 202220904491 U CN202220904491 U CN 202220904491U CN 217182215 U CN217182215 U CN 217182215U
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- fuel cell
- power supply
- battery
- cell system
- pile
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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Abstract
The utility model discloses a fuel cell system of integrated battery, the fuel cell system is externally connected with the whole vehicle for power supply, the fuel cell system comprises a battery, a DCDC module, a galvanic pile, a pile-entering air flow controller, a throttle valve, a pile-entering hydrogen flow controller and a hydrogen discharge valve; the DCDC module is integrated with an uninterruptible power supply and used for coordinating the power supply of the whole vehicle and a battery, the DCDC module uses the power supply electric energy of the whole vehicle and charges the battery when the power supply of the whole vehicle is normal, the DCDC module uses the electric energy output by the galvanic pile to charge the battery when the power supply of the whole vehicle is interrupted, and uses the battery electric energy after the electric energy consumption of the galvanic pile is finished, thereby realizing the power supply and control of the pile-entering air flow controller, the throttle valve, the pile-entering hydrogen flow controller and the hydrogen discharge valve and maintaining the operation of a fuel cell system. The utility model discloses a can cut off the power supply at once when whole car stops, the shutdown of fuel cell system is realized to fuel cell system cooperation battery, has improved fuel cell's reliability and practicality.
Description
Technical Field
The invention belongs to the technical field of fuel cells, and particularly relates to a fuel cell system of an integrated cell.
Background
At present, with the wide application of electric vehicles, various battery technologies are widely developed, and the battery technologies are innovated, the fuel cell can directly convert chemical energy into electric energy, so that the fuel cell is widely applied, and with the popularization of the fuel cell, a shutdown process needs to be executed before the fuel cell is shut down, a whole vehicle needs to be continuously powered when the shutdown process is executed, the process enables the whole vehicle not to be powered off immediately when the whole vehicle stops, and the user experience is seriously influenced.
Therefore, it is necessary to upgrade the existing fuel cell system to improve the fuel cell utility.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, provide a fuel cell system of integrated battery.
In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:
a fuel cell system integrated with a cell is externally connected with a whole vehicle for power supply, and the fuel cell system internally comprises a cell, a DCDC module, a galvanic pile, a pile entering air flow controller, a throttle valve, a pile entering hydrogen flow controller and a hydrogen exhaust valve;
the DCDC module is integrated with an uninterruptible power supply and used for coordinating the power supply of the whole vehicle and a battery, the DCDC module uses the power supply electric energy of the whole vehicle when the power supply of the whole vehicle is normal and charges the battery, when the power supply of the whole vehicle is interrupted, the DCDC module uses the electric energy output by the galvanic pile to charge the battery, and uses the battery electric energy after the electric energy consumption of the galvanic pile is finished, so that the power supply and the control of the pile-entering air flow controller, the throttle valve, the pile-entering hydrogen flow controller and the hydrogen discharge valve are realized, and the operation of a fuel cell system is maintained.
Preferably, the output of the fuel cell in-cell stack air flow controller is connected with a stack air input, and the stack air output is connected with a throttle valve.
Preferably, the reactor hydrogen flow controller is connected with a reactor hydrogen inlet, and the reactor hydrogen outlet is connected with a hydrogen discharge valve.
The utility model discloses following beneficial effect has:
adopt the utility model discloses a fuel cell system of integrated battery is back, through at the integrated uninterrupted power source of DCDC module, coordinate whole car power supply, pile electric energy and battery, realized can cut off the power supply at once when whole car stops, and fuel cell system cooperates the shutdown of fuel cell system realization battery, has improved fuel cell's reliability and practicality.
Drawings
Fig. 1 is a schematic diagram of a fuel cell system of an integrated battery according to the present invention.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, a fuel cell system integrated with a battery, the fuel cell system being externally connected with a whole vehicle for power supply, the fuel cell system including a battery, a DCDC module, a stack-entering air flow controller, a throttle valve, a stack-entering hydrogen flow controller and a hydrogen discharge valve;
the DCDC module is integrated with an uninterruptible power supply and used for coordinating the power supply of the whole vehicle and a battery, the DCDC module uses the power supply electric energy of the whole vehicle when the power supply of the whole vehicle is normal and charges the battery, when the power supply of the whole vehicle is interrupted, the DCDC module uses the electric energy output by the galvanic pile to charge the battery, and uses the battery electric energy after the electric energy consumption of the galvanic pile is finished, so that the power supply and the control of the pile-entering air flow controller, the throttle valve, the pile-entering hydrogen flow controller and the hydrogen discharge valve are realized, and the operation of a fuel cell system is maintained.
When the fuel cell stack air flow controller is implemented specifically, the output of the fuel cell stack air flow controller is connected with the stack air input, and the stack air output is connected with the throttle valve.
When the device is specifically implemented, the reactor-entering hydrogen flow controller is connected with a hydrogen inlet of the galvanic pile, and a hydrogen outlet of the galvanic pile is connected with a hydrogen discharge valve.
The use process comprises the following steps:
when the whole vehicle stops, starting a purging flow, immediately closing the stack-entering air flow controller and the throttle valve after purging is finished, then immediately cutting off the power of the whole vehicle, continuously charging the battery by using the residual electric energy of the galvanic pile through the DCDC module, immediately closing the stack-entering hydrogen flow controller and the hydrogen discharge valve by using the electric energy of the battery after the galvanic pile of the fuel cell discharges to the voltage of the target galvanic pile, and switching the system to a standby state.
The utility model discloses a fuel cell system of integrated battery through at the integrated uninterrupted power source of DCDC module, coordinates whole car power supply and battery, has realized cutting off the power supply at once when whole car stops, and fuel cell system cooperation battery realizes fuel cell system's shutdown, has improved fuel cell's reliability and practicality.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (3)
1. A battery-integrated fuel cell system, characterized in that: the fuel cell system is externally connected with a whole vehicle for power supply, and comprises a battery, a DCDC module, a galvanic pile, a pile entering air flow controller, a throttle valve, a pile entering hydrogen flow controller and a hydrogen discharge valve;
the DCDC module is integrated with an uninterruptible power supply and used for coordinating the power supply of the whole vehicle and a battery, the DCDC module uses the power supply electric energy of the whole vehicle when the power supply of the whole vehicle is normal and charges the battery, when the power supply of the whole vehicle is interrupted, the DCDC module uses the electric energy output by the galvanic pile to charge the battery, and uses the battery electric energy after the electric energy consumption of the galvanic pile is finished, so that the power supply and the control of the pile-entering air flow controller, the throttle valve, the pile-entering hydrogen flow controller and the hydrogen discharge valve are realized, and the operation of a fuel cell system is maintained.
2. The cell-integrated fuel cell system according to claim 1, wherein: the output of the fuel cell in-stack air flow controller is connected with the air input of the stack, and the air output of the stack is connected with the throttle valve.
3. The cell-integrated fuel cell system according to claim 1, wherein: the reactor hydrogen flow controller is connected with a reactor hydrogen inlet, and the reactor hydrogen outlet is connected with a hydrogen discharge valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220904491.2U CN217182215U (en) | 2022-04-19 | 2022-04-19 | Fuel cell system of integrated battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220904491.2U CN217182215U (en) | 2022-04-19 | 2022-04-19 | Fuel cell system of integrated battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217182215U true CN217182215U (en) | 2022-08-12 |
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ID=82709243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220904491.2U Active CN217182215U (en) | 2022-04-19 | 2022-04-19 | Fuel cell system of integrated battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217182215U (en) |
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2022
- 2022-04-19 CN CN202220904491.2U patent/CN217182215U/en active Active
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